| 1 | Development of british administration in Barak valley 1832_1947 | |
| Researcher: | Dey, Dhrubajyoti | |
| Guide: | De, R K | |
| University: | Assam University | |
| Language: | English | |
| Shodhganga | ||
| 2 | Social history of the tea garden labourers in Barak valley 1856_1947 | |
| Researcher: | Daimary, Luke | |
| Guide: | De, R K | |
| University: | Assam University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Moynul Hoque, Md | |
| Guide: | De, R K | |
| University: | Assam University | |
| Language: | English | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Das, Suparna Roy | |
| Guide: | De, R K | |
| University: | Assam University | |
| Language: | English | |
| Shodhganga | ||